//
//  CZVisitorView.swift
//  WeiBo
//
//  Created by apple on 16/6/25.
//  Copyright © 2016年 apple. All rights reserved.
//

import UIKit
import SnapKit
class CZVisitorView: UIView {
    // button按钮点击闭包
    var closure:(()->())?

    override init(frame: CGRect) {
        super.init(frame: frame)
        setupUI()
    }

    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    // 设置视图
    private func setupUI(){
        backgroundColor = RBG(237, green: 237, blue: 237)
        //添加控件
        
        addSubview(feedImageView)
        addSubview(maskImageView)
        addSubview(iconImageView)
        addSubview(messageLabel)
        addSubview(loginButton)
        addSubview(registerButton)
        //添加约束
        // 圆圈
        feedImageView.snp_makeConstraints { (make) -> Void in
            make.center.equalTo(self)
        }
        // 遮罩
        maskImageView.snp_makeConstraints { (make) -> Void in
            make.center.equalTo(self)
        }
        // 房子
        iconImageView.snp_makeConstraints { (make) -> Void in
            make.center.equalTo(self)
        }
        // 文字
        messageLabel.snp_makeConstraints { (make) -> Void in
            make.width.equalTo(224)
            make.height.equalTo(36)
            make.top.equalTo(maskImageView.snp_bottom).offset(16)
            make.centerX.equalTo(maskImageView)
        }
        // 登录
        loginButton.snp_makeConstraints { (make) -> Void in
            make.size.equalTo(CGSize(width: 100, height: 36))
            make.leading.equalTo(messageLabel)
            make.top.equalTo(messageLabel.snp_bottom).offset(16)
            
        }
        // 注册
        registerButton.snp_makeConstraints { (make) -> Void in
            make.size.equalTo(CGSize(width: 100, height: 36))
            make.trailing.equalTo(messageLabel)
            make.top.equalTo(loginButton)
        }
        
        
    }
    
    // MARK: -  设置动画
    func setupAnim(){
        let anim = CABasicAnimation(keyPath: "transform.rotation")
        // 设置动画时间
        anim.duration = 10
        // 设置tovalue
        anim.toValue = M_PI * 2
        // 动画次数
        anim.repeatCount = MAXFLOAT
        // 当我们app推到后台或者切换控制器的时候 动画默认完成
        anim.removedOnCompletion = false
        // 添加动画
        feedImageView.layer.addAnimation(anim, forKey: nil)
    }
    
    //外界调用的方法
    func setupVisitorViewInfo(imgName: String?, title: String?){
        // 如果有值就代表不是主页
        if let img = imgName, let tit = title {
            iconImageView.image = UIImage(named: img)
            messageLabel.text = tit
            // 隐藏圆圈
            feedImageView.hidden = true
        }else {
            // 代表是主页
            setupAnim()
        }
    }
    
    @objc private func buttonClick(){
        // 执行闭包
        closure?()
    }
    
    //懒加载控件
    // 圆圈

    private lazy var feedImageView: UIImageView = UIImageView(imgName: "visitordiscover_feed_image_smallicon")
    // 遮罩
    private lazy var maskImageView: UIImageView = UIImageView(image: UIImage(named: "visitordiscover_feed_mask_smallicon"))
    // 房子
    private lazy var iconImageView: UIImageView = UIImageView(image: UIImage(named: "visitordiscover_feed_image_house"))
    // 文字
    private lazy var messageLabel: UILabel = {
        let lab = UILabel()
        lab.textColor = ThemeColor
        lab.text = "关注一些人，回这里看看有什么惊喜关注一些人，回这里看看有什么惊喜"
        lab.numberOfLines = 0
        lab.font = UIFont.systemFontOfSize(14)
        // 对齐方式
        lab.textAlignment = .Center
        return lab
    }()
    // 登录
    lazy var loginButton: UIButton = {
        let button = UIButton()
        // 添加事件
        button.addTarget(self, action: "buttonClick", forControlEvents: UIControlEvents.TouchUpInside)
        button.setBackgroundImage(UIImage(named: "common_button_white_disable"), forState: UIControlState.Normal)
        button.setTitle("登录", forState: UIControlState.Normal)
        button.setTitleColor(ThemeColor, forState: UIControlState.Normal)
        button.titleLabel?.font = UIFont.systemFontOfSize(14)
        return button
    }()
    // 注册
    lazy var registerButton: UIButton = {
        let button = UIButton()
        // 添加事件
        button.addTarget(self, action: "buttonClick", forControlEvents: UIControlEvents.TouchUpInside)
        button.setBackgroundImage(UIImage(named: "common_button_white_disable"), forState: UIControlState.Normal)
        button.setTitle("注册", forState: UIControlState.Normal)
        button.setTitleColor(ThemeColor, forState: UIControlState.Normal)
        button.titleLabel?.font = UIFont.systemFontOfSize(14)
        return button
    }()
}

extension CZVisitorView{
    func demo(){
        // 取消Autoresizing
        feedImageView.translatesAutoresizingMaskIntoConstraints = false
 
        addConstraint(NSLayoutConstraint(item: feedImageView, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.CenterX, multiplier: 1, constant: 0))
        addConstraint(NSLayoutConstraint(item: feedImageView, attribute: NSLayoutAttribute.CenterY, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.CenterY, multiplier: 1, constant: 0))
    }
}
